<template>
  <view v-if="goods_info.goods_name">
    <!-- 详情页 -->
    <!-- 轮播图 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,index) in goods_info.pics" :key="index">
        <image :src="item.pics_big" @click="preview(index)"></image>
      </swiper-item>

    </swiper>
    <!-- 商品信息区域 -->
    <view class="goods-info-box">
      <!-- 商品的价格 -->
      <view class="price">
        ￥{{goods_info.goods_price}}
      </view>
      <!-- 商品的主体 -->
      <view class="goods-info-body">
        <!-- 商品名字 -->
        <view class="goods-name">
          {{goods_info.goods_name}}
        </view>
        <!-- 收藏 -->
        <view class="favi">
          <uni-icons type="star" size="18" color="gray"></uni-icons>
          <text>收藏</text>
        </view>
      </view>
      <!-- 商品的运费 -->
      <view class="yf">
        快递：免运费
      </view>
    </view>
    <!-- html富文本 -->
    <rich-text :nodes="goods_info.goods_introduce"></rich-text>
    <!-- 商品导航组件 -->
    <view class="goods_nav">
      <!-- fill 控制右侧按钮的样式 -->
      <!-- options 左侧按钮的配置项 -->
      <!-- buttonGroup 右侧按钮的配置项 -->
      <!-- click 左侧按钮的点击事件处理函数 -->
      <!-- buttonClick 右侧按钮的点击事件处理函数 -->
      <uni-goods-nav :fill="true" :options="options" :buttonGroup="buttonGroup" @click="onClick" @buttonClick="buttonClick" />
    </view>
  </view>
</template>

<script>
  export default {
    data() {
      return {
        // 商品详情页面
        goods_info: [],
        options: [{
              icon: 'shop',
              text: '店铺'
            }, {
              icon: 'cart',
              text: '购物车',
              info: 10
            }],
            // 右侧按钮组的配置对象
            buttonGroup: [{
                text: '加入购物车',
                backgroundColor: '#ff0000',
                color: '#fff'
              },
              {
                text: '立即购买',
                backgroundColor: '#ffa200',
                color: '#fff'
              }
            ]
      };
    },
    onLoad(options) {
      const goods_id = options.goods_id
      console.log(goods_id)
      this.getGoodsDetail(goods_id)
    },
    methods: {
      async getGoodsDetail(goods_id) {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/goods/detail', {
          goods_id
        })
        if (res.meta.status !== 200) {
          return uni.showToast({
            title: '数据请求失败',
            duration: 1500,
            icon: "none"
          })
        }
      res.message.goods_introduce=res.message.goods_introduce.replace(/<img /g, "<img style='display:block'").replace(/webp/g,'jpg')
        this.goods_info = res.message
      },
      // 图片预览（就是点击轮播图放大）
      preview(index) {
        uni.previewImage({
          current: index,
          urls: this.goods_info.pics.map(x => x.pics_big)
        })
      },
      onClick(e){
        if(e.content.text==="购物车"){
          uni.switchTab({
            url:"/pages/cart/cart"
          })
        }
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 750rpx;

    image {
      width: 100%;
      height: 100%;
    }
  }

.goods-info-box{
  padding: 10px;
  padding-right: 0;
  .price{
    color: #c00000;
    font-size: 18px;
    margin: 10px 0;
  }
  .goods-info-body{
    display: flex;
    justify-content: space-between;
    .goods-name{
      font-size: 14px;
      margin-right: 10px;
    }
    .favi{
      width: 120px;
      font-size: 12px;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      border-left: 1px solid wheat;
      color: gray;
    }
  }
  .yf{
    font-size: 12px;
    color: gray;
    margin: 10px 0;
  }
}
.goods-detail-container {
  // 给页面外层的容器，添加 50px 的内padding，
  // 防止页面内容被底部的商品导航组件遮盖
  padding-bottom: 50px;
}

.goods_nav {
  // 为商品导航组件添加固定定位
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
}
</style>
